ASTM B438-2013 下载积分: 800 内容提示: Designation: B438 − 13Standard Specification forBronze-Base Powder Metallurgy (PM) Bearings (Oil-Impregnated) 1This standard is issued under the fixed designation B438; the number immediately following the designation indicates the year oforiginal adoption ...
ASTM B438 下载积分: 1000 内容提示: Designation: B438 − 13Standard Specif i cation forBronze-Base Powder Metallurgy (PM) Bearings (Oil-Impregnated) 1This standard is issued under the f i xed designation B438; the number immediately following the designation indicates the year oforiginal ...
ASTM B438-21 适用范围 1.1 本规范涵盖主要由元素铜、锡、铅和石墨粉末制成的烧结青铜、油浸轴承。制造商可以自行决定在混合粉末中使用预合金青铜粉末。 1.2 本规范涵盖以下变量: 1.2.1 牌号 提供三种青铜基成分,可通过不同的石墨含量和一种含铅青铜牌号进行识别。
ASTM B438/B438M-00a 当前最新 ASTM B438-21 适用范围 1.1 本规范涵盖主要由元素铜、锡和石墨粉制成的烧结青铜、油浸轴承。制造商可以自行决定在混合物中使用预合金青铜粉末。 1.2 本规范涵盖以下变量: 1.2.1 牌号——提供三种青铜基本成分牌号,可通过不同的石墨含量进行识别。
X2.1.1.2 Material—Sintered bronze, oil-impregnated bearings made primarily from elemental copper, tin and graphite powders in accordance with ASTM B 438/B 438M, type 2, grade 2 or type 2, grade 4 (note: the grade must be speci?ed in the contract). X2.2 Notes X2.2.1 The military ...
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X2.1.1.2 Material—Sintered bronze, oil-impregnated bearings made primarily from elemental copper, tin and graphite powders in accordance with ASTM B 438/B 438M, type 2, grade 2 or type 2, grade 4 (note: the grade must be speci?ed in the contract). X2.2 Notes X2.2.1 The military ...
ASTM B438/B438M-00a 当前最新 ASTM B438-21 适用范围 1.1 本规范涵盖主要由元素铜、锡和石墨粉制成的烧结青铜、油浸轴承。制造商可以自行决定在混合物中使用预合金青铜粉末。1.2 本规范涵盖以下变量:1.2.1 牌号——提供三种青铜基本成分牌号,可通过不同的石墨含量进行识别。1.2.2 类型——牌号1 和 2 有...
SAE 841油铜 化学成分 国标ASTM B438 欢迎——上海盛狄——厂家咨询——部门联系 SAE 841油铜 执行标准:ASTM B438 材料名称:SAE 841 SAE 841:化学成分 Cu: 88.2 Sn: 10.2 Fe: 0.09 Zn: 0.35 Pb: 0.36 Ni: 0.84 P: 0.18 产品优点:盛狄供应:油铜具有良好的导电性能,不易发热、确保安全...
Designation: B 438/B 438M – 05 Standard Speci?cation for Bronze Powder Metallurgy (P/M) Bearings (Oil-Impregnated)1 This standard is issued under the ?xed designation B 438/B 438M; the number immediately following the designation indicates the year of original adoption or, in the case of...